23211785798 has 16 divisors (see below), whose sum is σ = 35219046240. Its totient is φ = 11472179136.

The previous prime is 23211785789. The next prime is 23211785813. The reversal of 23211785798 is 89758711232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670736 + ... + 704492.

It is an arithmetic number, because the mean of its divisors is an integer number (2201190390).

Almost surely, 2^23211785798 is an apocalyptic number.

23211785798 is a deficient number, since it is larger than the sum of its proper divisors (12007260442).

23211785798 is a wasteful number, since it uses less digits than its factorization.

23211785798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37711.

The product of its digits is 1693440, while the sum is 53.

The spelling of 23211785798 in words is "twenty-three billion, two hundred eleven million, seven hundred eighty-five thousand, seven hundred ninety-eight".